Medicated skin care preparations; Pharmaceutical preparations for skin care; Medicated skin preparation for use in treating hyperkeratotic conditions such as dry, rough skin, dermatitis, psoriasis, xerosis, ichthyosis, eczema, keratosis pilaris, keratosis Palmaris, keratoderma, corns and calluses; Pharmaceutical preparations for treating skin disorders

chemical formulations used in the investment casting industry, including colloidal silica formulations, biocides, wax pattern cleaners, insulative coatings, and chill coatings